Campbell Hausfeld Contractor Series Extreme Duty WL504310AJ. 4 gallon, 2Hp. 125 max PSI. Tested - works as it should. This is one of the quietest compressor with any kind of actual power. You can find loud ones for much less money. This unit is in very good overall condition. Please see photos.
Specifications
Capacity: 4 Gallon Pancake Style Tank
Motor Rating: 2 HP
Two Gauges (Tank Pressure and Line Pressure)
Max PSI: 125
Average SCFM - 3.1 - (4.3 CFM @ 40PSI and 3.1 CFM @ 90 PSI)